Brand Name: no Model Number: RF841172 Style: Headband Communication: Wireless Connectors: USB Use: iphone,ipad,most computers,cellphone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: Red Black Yellow Pink White Blue etc. Packaging & Delivery Packaging Detail: color box white box polybag Delivery Detail: 30 days after sample approved Specifications 1. Bluetooth stereo headset 2. High-quality speakers 3. Frequency:20-20,000 Hz 4. Impedance:32 ohm 5. Play/Talk ~10 Hrs Specifications: Bluetooth stereo headset lets you listen to music or phone calls wirelessly High-quality speakers deliver crisp,rich sound Accept incoming calls or toggle between tracks with the touch of a button Lightweight,comfortable design for all-day listening Compatible with bluetooth enable devices,such as iphone,ipad,most computers,cellphone Frequency response:20-20,000 Hz Speaker impedance:32 ohm Transfer Distance:33 FT/10M Frequancy:2.4GHz Technology: Bluetooth V3.0-EDR Play/Talk
Specifications Bluetooth headset 1) Sales model : order or wholesale 2) Color:mix color 3) Size:4.3*20.5*13cm 4) Weight:0.083kg/pcs Bluetooth headset 1) Sales model : order or wholesale2) Color: as picture (mix color)3) Product size: 4.3*20.5*13cm 4) Product weight:0.083kg/pcs5) Material:ABS+ Electronic components 6) Function: Bluetooth headset 7) Packing:PVC box,48pcs/ctn8) Product condition: stock or order(we can produce for you according to your requirement)9)Payment: TT,Western union10) Please feel free to contact with us,if you have any questions. DescriptionTop quality; Competitive price; Fast shipping;Drop combined order shipping available;Best and Timely service; 100% satisfaction!1) We are supplier in Yiwu of china, You know that China’s work force are very famous,cheaper and quality is very rigorous,so lots of famous Brand Co., are choose china for a manufacture base,this is why China can have so many,these are not,j
Brand Name: OEM Model Number: BT-H01 Style: Headband Communication: Wireless Connectors: 3.5mm Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: black, red, and white Packaging & Delivery Packaging Detail: Gift box Delivery Detail: 15 to 30 days Specifications bluetooth 3.0+EDR Support phone call function Foldable and retractable headband AUX input function BQB available Wireless bluetooth headset Main features:1. Bluetooth CPU: ISSC IS1681S2. Compliant with Bluetooth 3.0+EDR3. HSP, HFP, A2DP, AVRCP Profile support4. AUX input function5. Foldable and retractable headband6. Operating distance: 10 meters7. Answer & end a call at click of a button8. Redial last number9. Voice dial10. Volume control11. Playback control (previous track/ next track/pause/play)12. Built-in Lithium battery 260mAH13. Working time: Music: up to 7 hours Talk: up to 8 hours &nb
Specifications cheap mini bluetooth headphone Conversation time: 360 minutes The factory price, delivery on time warranty:2 years warranty cheap mini bluetooth headphone The main parametersProducts: headphonesWear mode: ears hungFunction purpose: bluetooth headset Function parametersBluetooth specification: bluetooth 3.0 versionSupport agreement: A2DP, AVRCP, Handsfree, HeadsetTransmission range: 10 metersTransmission frequency: 2.4 GHzSuitable model: all kinds of mainstream mobile phone modelsCharging time: 2 hoursConversation time: 360 minutesStandby time: 192 hoursTransmission power: class 2 Other parametersAppearance design: black, white, redOther features: at the same time connect two bluetooth devices, automatic speech broadcast; The battery power and connection state tip; Digital signal processing (DSP), support clear call, strengthen the speech at the same time but not distortion; Voice transmission noise reduction function; Automatic volume control function; W
Specifications wireless bluetooth headphones Last number dialing Refusing incoming call OEM&ODM MOQ:200PCS Cheapest and Super Comfortable Headset the Smallest Wireless Bluetooth Headphones Specifications: Bluetooth version: V3.0Transmission distance:10mStandby time: 50 hoursTalk time: 3 hoursProduct weight:7gDimension:38*18*10mmColor: white,red,gray,blueFunction: Redial,Voice dialing,Answer/end a call Package: USB cable+earbuds+earhook+user manual 1pcs/color gift box100pcs/cartonCN size:41.5*31*47G.W.:5.7kg We welcome OEM & ODM orders,small order are acceptable.If you have any questions,pls contact Ms. Donna Hong(happy#seelongchina.com,pls change the # into @ when you sent E-mails to me,Thank you very much!)
Brand Name: TianXing Model Number: bth-086 Style: Headband Communication: Wireless Use: game player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Products Status: Available Bluetooth versions: V2.1 Compatibility with V2.0 and V1.2 Transmission distance: 10M(class 2) Frequency: 2.4 GHz Weigth: 0.42KG Standby time: 220 hours Talk time: 13 hours Charge hours: 3 hours Power supply: DC 5.0V / 120Ma Working voltage: 3.3--4.2V Packaging & Delivery Packaging Detail: blister card Delivery Detail: 2-3 Days Specifications 1.Bluetooth Wireless Headphone For PS3 2.For PS3 bluetooth headset 3.Bluetooth versions V2.1 4.High Quality 5.OEM Bluetooth Wireless Headphone For PS3 Features:1). Multi-point supported: 2 connections simultaneously2). Support bluetooth headset,handfree profile3) .Redial the last call ,Reject call.4). Volume adjustable.5). LED indicates connection.6). Faster connecting, clear sound, anti-interference7). Over-the-head Design8). Noise cancelin
Brand Name: VCOM Model Number: DE703 Style: Headband Communication: Wireless Connectors: USB Use: listen to music, moblie phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: White or customised Accessories: usb charger Stand-by time: 300 hours Talk time: 8hours Range of wireless connection: 10 meters Transmitting power: Glass2 Operating frequency range: 2.40GHz-2.48GHz Packaging & Delivery Packaging Detail: Colorful box or blister . OEM is available Delivery Detail: 25-30 days after reciving the deposit Specifications Fashionable Wireless Stereo Bluetooth Headphone 1.Fashionable design 2.Stereo, great timbre 3.Low price 4.OEM: available New Design Fashionable Folded Wireless Stereo Bluetooth Headphone &nbs
Specifications 1. Support line in music from other devices 2. New design 3.line-in 4.OEM product most popular new private bluetooth headphone : Specifications:Wireless transmission distance: CLASS IIBattery capacity: 250MAHFrequency range: 20-20KHZSensitivity: 95DBSpeaker impedance: 32 ohmSpeaker Size: 32MMCharing time: 2HVoice Communication working time: 8-10HBluetooth Music Playing time: 8-10H(Based on two-thirds of the maxium volume)
Specifications 1.Play music from bluetooth devices 2.Stereo 3.Portable external design with good quality 4.logo printing is available. New fashionable wireless Bluetooth headphone Stereo bluetooth sport headphone Bluetooth Version:V3.0+HS , compatible V3.0 ,V2.1, V2.0 ,V1.2 and standard V1.1Support Bluetooth profilesA2DP , AVRCP ,Headset Profile , Handsfree ProfileApplicable modelsCompatible with all smart mobile phone and tabletsEffective distance10 meter diameterFrequency2402MHz to 2480 MHz ISM BandMic Sensitivity45 dB (0dB=1V/pa ,1KHz)Talk time ( Fully charged )about 8 hoursStand by time( Fully charged )about 600 hoursOperating Voltage3.3V-4.2VCharging Voltage5VBattery Capacity500mACharging timeless than 4 hoursMatching method1. press power button lightly ,then the bluetooth mold of headset will open automatically 2. use your mobile phone to search the bluetooth connection "BH450B" 3. follow the tips and connect .if connected , you can us
Specifications good quality, cheap, quick delivery time used for mobilephone&PS3 manufacturer offer Detailed Product Description1.Best selling mono wireless headset 2.Built-in rechargeable battery 3.Energy saving 4.Distinctly superior Features of Wireless headset: 1.Wireless headset with built-in rechargeable battery 2.Wireless headset,suitable for different bluetooth mobile phones 3.Wireless mono call center headset, low end and long talk time 4.Wireless headset with adjustable volume and 10 meters effective range 5.stylish mini and elegant appearance design 6.easy to wear without hook ,very comfortable 7.Redial the last call,clear sound,reject call,volume adjustable 8.Faster connecting ,convenient to listen to MP3 from cellphone 9.Talking time:up to 3H,Standby time:about 75H 10.CE,FCC,RoHS approval Product Specification: * Talk time: Up to 3 hours t
Brand Name: KAWATA Model Number: KT-93 Communication: Wireless Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Feature 1: Bluetooth connecting , wireless Feature 2: Two loud speakers, recharging iPhone Color for choice: white / black / grey Music: Play music from iPhone Size: 20x 16.5 x 8CM Adaptor: 110V ~ 240V Fitting 1: User manual, color gift box LED light: blue Product name: bluetooth headset Model name: buletooth handset for iphone Packaging & Delivery Packaging Detail: Normal giftbox and bubble bag Qty/CTN:20PCS. CTN size: 51.1 x 37 x 44.4cm CTN GW: 16.7kg Qty/1x20'GP: 6180PCS Qty/1X40'GP: 12840PCS Qty/1X40'HQ: 16180PCS Measurement of carton: 0.084CBM Delivery Detail: 25~35days Specifications bluetooth headset -Bluetooth handset for iPhone -Lessen radiation -Recharging function CE,REACH,ROHS,FCC Detailed Product Description bluetooth headset -Bluetooth handset for iPhone-Le
Specifications Bluetooth stereo bluetooth headset lets you listen to music or phone calls wirelessly. Multi- Functional Wireless Stereo Bluetooth Headset 1) Bluetooth stereo bluetooth headset lets you listen to music or phone calls wirelessly. 2) High-quality speakers deliver crisp,rich sound. &nb
Specifications --Life like sound --Noise cancelling design studio wireless bluetooth headphone Headphone type:Studio wireless bluetooth headphoneAdjust method:touch sensitive buttonFunctions:bluetooth audio input, bluetooth handsfree, Mp3, LINE INPower supply:DC5V/0.5A(USB), Built-in lithium battery 150mAhRated power:2.2WS/N: >80dBS/N: <0.5%@(1KHz)Frequency respones: 90Hz-20kHz Audio connector: 3.5mmColor:black, white, red, bluePlaying time: 4 hoursWeight: 135gOther charact: match easily with ipone, ipad. Inside with microphone with clear call. Features:Bluetooth wireless headphoneThe built-in microphone and call-forwarding functionRemote contro
Specifications Manufacture Design NEWEST on-ear Executive headphone with High Quality and noise cancelling bluetooth headset we supply the sm Advantages of our factory 1 We are premium manufactory, specializing in combine this items for more than 10 years2 Skillful workers and efficient management ensure good quality and fast delivery3 Professional team and experienced staff supply you the top service4 Rapid response is our working standard Specification 1.Bluetooth V3.0+EDR compliant handsfree bluetooth headset with high voice quality 2.Small size and comfortable design3.Lowest power consumption, over 3hrs of talk-time4.Supports Bluetooth Headset and Headset, Hands-stereo6.Charger adapter Output: DC 5V&200mA7.Charging time:Max 1.5 hours8.Talk time: Up to 4 hours9.Standby time: Up to 80 hours9 model : cote-A0876 Accessories * ear hook* Clip* User's Guide* Charger* Packing* Earplugs* A pai
Specifications 1.super stylish bluetooth headset with high quality 2:Stylish earphone housing 3:Customized color and logo print Features: 2.4GHz uncompressed sound intact 2-way transmission invisible microphone  
Brand Name: OEM Model Number: BH23 Style: Headband Communication: Wireless Connectors: BLUETOOTH Use: Mobile Phone Function: Bluetooth,Noise Cancelling,Microphone Place of Origin: Guangdong China (Mainland) color: red ,blue.black,white,pink,orange Use for: mobile phone ,laptop.tablet all devicewith bluetooth frequency response: 20-20,000Hz Speaker Impedance: 32ohm Support: handsfree for mobile phone Technology: Bluetooth V3.0+EDR Packaging & Delivery Packaging Detail: color box Delivery Detail: 3-5days Specifications 1.High quality bluetooth headphone 2.Bluetooth V3.0 +EDR 3.Can link to mobile phone ,laptop,tablet...all bluetooth devices Hot sell Bluetooth 2ch stereo audio Headset BH23 Feature : 1. Bluetooth stereo headset lets you listen to music or phone call wirelessly . 2. High-quality speakers deliver crisp,rich sound . 3. Accept incoming calls or toggle between tracks with the touch of
Specifications waterproof bluetooth headphones 1.Product size: 41*18*11MM 2.Packing:53*47*35CM/100pcs 3.15kg/16kg/100pcs 4.Color box waterproof bluetooth headphonesSpecifications:1. Standards: Bluetooth specification V2.0/V2.1+EDR2. Radio Frequency Range: 2402-2480MH3. Transmission Power: Bluetooth Power class 24. Distance: 10m in open space5. Button/Switch: Multi-Function Button, Volume Up/Down6. Certification: BQB, CE, FCC, ROHS7. Packing: Neutral packing Main Function:1. Listen to music from your MP3&Cellphone&PC2. On-line chat through BT wireless transmitter3. Faster connecting, clear sound, anti-interference4. Redial the last call, Reject call. Volume adjustable5. Style clip-on stable to wear.6. Support A2DP, AVRCP, Bluetooth headset, hands free profile. Newest and elegant design OEM service availableComfortable & hot sale productsBest quality with reliable warrantyGood for promotion
Specifications 1,Bluetooth headset bluetooth handsfree W28 2,In stock with competitive price 3,with safe packing,tested Features: Bluetooth headset,bluetooth handsfree model:W28Bluetooth v2.1+ EDR compatibilityConnecting people with BluetoothCompact & light weight,minimum battery consupptionLastest ergonomic design for style & comfortHigh fidelity digital microphone with noise cancelling technologyWorld wide design patent pendingCompatiable with almost the Bluetooth phonesSupports bluetooth headset and handsfree profilesCrystal clear stereo communicationSpeaker volume gian controlSpecifications:Supporting edition:2.1Frequency range:2.4GHz-2.48zTransmission power:Class2Trasmisssion distance:10MEnvironment Temperature:Working:-20oC-60oC &n
Specifications 1.New Stereo Bluetooth Headset. 2.Big Battery and Fashion design. 3.High Acoustic Fidelity. 4.Extremely Competitive Price. Headset With Bluetooth Function introduction Version Bluetooth V2.1+EDRTalking time 3-4HStandby time ≥100H Transmission distance 10M Charging tine 2-3H Operating voltage 3.6VSize 14.5*8*31 mmWeight 5.2gPacking One box 100pcsSize 53*34*46.5 CM N.W 9.00KG G.W 11.0KG Accessories 1*Ears hang1*User's Guide1*chargerOriginal import ISSC chip (long-term free quality assurance)
Brand Name: Sheng yun Model Number: BH260-A0351 Style: Headband Communication: Wireless Connectors: bluetooth Use: Mobile Phone Function: Bluetooth Place of Origin: Guangdong China (Mainland) Color: red,white,orange,black THD: <0.1% MIC S/N Ratio: 51dB Working frequency: 100Hz~8kHz MIC FREQ.RESPONSE: 100Hz~8kHz MAX.OUTPUT POWER: 5.0mW Operation Range: 10m/360° RF Frequency Range: 2.400GHz--2.480GHz S/N Ratio: 96dB Channel Separation: 80dB Packaging & Delivery Packaging Detail: Gift Box with size: 24x21x8cm - Package included: - 1 x Wireless Headphone - 1 x Power Charging Cable QTY:20pcs/CTN Size:51.5x45.5x43.5cm NW.: 20KG GW.: 22KG Delivery Detail: 3~7 working days Specifications Cool color newest bluetooth headphones new fashion design with high quality floding stereo bluetooth headset 1.OEM brand 2.CE Cool color newest bluetooth headphones new fashion design with high quality floding stereo bluetooth headset newest bluetooth headphones for phone colorful ne
Brand Name: OEM Model Number: BSH02 Style: Neckband Connectors: USB Use: Mobile Phone Place of Origin: Guangdong China (Mainland) Function: Multimedia Usage: Mobile Phone Packaging & Delivery Packaging Detail: OEM box packing, Accessories: 1.Gift box; 2.User manual; 3.USB cable; 4.Earphone cable, 5.Power Charge Delivery Detail: Received payment for 5 days Specifications Bluetooth headphone,Clip-on style Stereo Bluetooth earphone, Compatible with any Bluetooth enabled mobile phone Bluetooth headphone / bluetooth headset Feature:1.> Clip-on style Stereo Bluetooth earphone; 2.> Radio performance: Class II, version 2.0 + EDR; 3.> Support A2DP and AVRCP; 4.> Coverage range: Aprox 10 meters( in open area); 5.> Four-direction button for VOL+, VOL-, previous, Next, Play, Pause6.> Superior noise suppression, echo elimination technology 7.> Talk time: 8 hours; / Standby time: 100 hours; / Charge time: 3 hours; 8.> Compatible with any B
Specifications Specifications 1. CSR chip 2. connect 2 phones 1 time 3. play music Specifications *Brand New Wireless Stereo Bluetooth Headset *Elegant Fashion Design *High Acoustic Fidelity *Extremely Competitive Price Colors and Fashion, High Quality Wireless Bluetooth Headphone fit all brand mobile phone, tablet pc and computer accessories etc. Welcome to contect with me. Product Feature Bluetooth modelV2.1+EDRsupport agreementheadset free/ headset profiletalking time4-5hoursstandby time120 hoursvalid distance10meterscharging timewithin 2hourscharging voltageDC - 5Vwirless frequence2.4GHzTransmission powerClass 2Carton size55*43*39cmOne Carton50 pieces others 1.our products export to all over the world. 2.We guarantee each product will be checked, one by one. 3.If there are bad products, we will promptly pay compensation to customers without any charge. 4.We also sell a lot of similar ele
Brand Name: Yeefaa Model Number: BTH002 Style: Headband Communication: Wireless Connectors: USB Use: Mobile Phone Function: Bluetooth,Waterproof,Noise Cancelling Place of Origin: Guangdong China (Mainland) Packing:: color box Usage:: Mobile Phone Unit Price/Payment:: FOB Shenzhen. T/T Origin:: Shenzhen,China Transportation:: by sea/air/express Packaging & Delivery Packaging Detail: Color box Delivery Detail: 5-7days Specifications Stereo Bluetooth Headset BTH002 Embedded mic for hands-free conversation from Bluetooth-enabled mobile phones stereo music Stereo Bluetooth Headset BTH002FeatureExtreme comfort from adjustable head hand and earplug.Embedded microphone for hands-free conversation from Bluetooth-enabled mobile phonesEnjoy stereo music wirelessly from Bluetooth A2DP devices.Pause the music & Play back automatically when receives an incoming callSupport remote control of play/pause, previous/next track, volume up and volume downCall transfer between the headset and Blu
Specifications New Fashion Bluetooth Headset 1.Comfortable design 2.Accept OEM 3.Small And Nice 4.Multiple functions New Fashion Bluetooth Headset 1.Comfortable design. 2.Accept OEM. 3.Small And Nice. 4.Multiple functions. 5.Bluetootch version:3.0. 6.Supported bluetootch profiles.headset, hands-free,advanced audio Distribution,Audio/video remote control. 7.Talk time: up to 15 hours. 8.Music time; up to hours. 9.Standby time: up to 15days. Item NameNew Fashion Bluetooth HeadsetStyleNeckbandBluetootch versionBluetootch versionCommunicationWirelessConnectors2.1+EDRFunctionBluetooth,Waterproof,MicrophoneMOQ15 days
Specifications 1.2012 Hotest Fashionable Wireless Stereo Audio Bluetooth Headphone 2.OEM/ODM welcome. 3.Best price and timely service Hotest Fashionable Wireless Stereo Audio Bluetooth Headphone,OEM/ODM welcome Bluetooth Chip: CSR BC57E
Specifications 3.5mm plug earmuff bluetooth headphone 1.Cord PVC/TPE+ABS 2.OEM/ODM is welcome 3.CE / RoHs/FC Advantages factory price earmuff bluetooth headphone for iphone/samsung/laptop1. Fashion design, various colors mobile phone earphones for MP3, MP4 player& mobile phone etc. 2. Competitive price and high quality for mass purchase. 3. Customized package as you required. 4. In-ear design for noise cancelling. 5. Enjoy the natural melody. 6. Your own design can be manufactured, too 7. Never hurt ears. 8. Sells to all over the world. (Main market: America, UK, Europe, Middle East) Features: Nameearmuff bluetooth headphone Speaker Size:10mmSpeaker Mylar:6μSensitivity:96DBImpedance: 32ΩFrequency Response: 100Hz-20,000HzDistortion: ≤1% At 1KHzMax Input Power: 20mW Shell&Cable&Connector:
Specifications 1.Mini Bluetooth Headphone 2.Pink 3.Bluetooth V2.1 4.Talk time: 5 hours ProductMini Pink Wireless Bluetooth HeadphoneProduct Highlight1. The mini Bluetooth headphone supports Headset Profile and Handfree Profile.2. Last number redial, call rejection and adjust volume, etc.3. Through the use of Bluetooth wireless transmitter, the Bluetooth headphone makes online chat reality.4. Cell phone loss protection, call note.5. With stylish design, the mini Bluetooth headphone functions as an ornament.6. Application: The mini Bluetooth headphone, a type of wireless products, offers compatibility with all famous branded Bluetooth cell phone and is used as a handsfree. Coupled with a Bluetooth dongle, it makes online voice chat a areality.Specifications1. Bluetooth version: Bluetooth V2.1, compatible with V2.0 and V1.22. Chip: CSR BC63. Transmission distance: 10M(Class 2)4. Frequency:2.4GHz5. Stanby time: 90 hours6. Talk time: 5 hours7. Charge hour: less than 2 hours8. Power supply:
Brand Name: Songman Model Number: BT07 R Style: Headband Communication: Wireless Connectors: Bluetooth Use: Portable Media Player Function: Bluetooth Place of Origin: Guangdong China (Mainland) Usage: portable media players with bluetooth Color: different color options certificates: CE, RoHS, FCC, BQB Ear pads: ultra-soft ear pads Functions: Bluetooth, FM Radio, TF Card, Aux In Distance: 10 merters Battery: Lithium battery Working time: 8 hours Adaptor plug: stereo 3.5mm AUX IN Package: giftbox Packaging & Delivery Packaging Detail: Giftbox, window box, blister box Delivery Detail: 30 days Specifications 1. Stereo bluetooth headphone with handsfree function 2. With soft silicone handband and shinning earcovers 3. 8-hour working Features: 1.Easy to use, built-in microphone2.with or without FM radio, TF card slot3.Built-in 350am lithium battery, connect USB cable to charge Bluetooth headphones can work with bluetooth enabled devices such as mobile phone, Laptop, PC, &am
Specifications Wireless Bluetooth Headphones 1.Stock,instant delivery; 2.Talking time:20hrs; 3.Standby:400hrs; 4.Bluetooth2.1+EDR Class 2 Red K1000 Wireless Bluetooth Headphones,K1000 foldable bluetooth headset Features: 1.Stereo Bluetooth headset with back-hang style2.Supports Bluetooth A2DP, AVRCP, and HS/HF profiles 3.Features Software & CVC echo/noise cancellation for reducing noise4.Foldable design provides maximum portability 5.Wirelessly enjoy stereo music from all A2DP-enabled devices, such mobile phones, PDA, PC etc 6.Switch automatically from remote controls on the headset allow you to play, skip and select your music tracks.7.Up to 20 hours of music playback time, 400 hours of standby time. Specifications:1.Bluetooth Specification v2.1+EDR class 2 2.The latest version of A2DP1.2 and AVRCP1.0 profiles support3.Supports Bluetooth Headset and Hands-free Profile(HFP 1.5)4.RF Frequency Range: 2.402-2.480GHZ, 2.4G ISM band5.Radio
Specifications hi-fi bluetooth headphone support Humanized voice prompts 1.Humanized voiceON/OFF 2.bluetooth 4.0 hi-fi bluetooth headphone support Humanized voice prompts hi-fi bluetooth headphone ; bluetooth headphone ; wireless headphones bluetooth Features: *Bluetooth Stereo Headset*Built-in APTX, AAC professional decoding Support virtual 3D surround sound In connection with the Apple computer , can support APTX, to enjoy better sound quality with Apple.* Use the virtual 3D surround sound technology, Let you enjoy the perfect and true listening experience.*AUX -IN audio input Built - in 3.5mm audio input jack, can connect an external audio device.* Humanized voice prompts Clear Power On/Off and matching voice prompts. &nb